Imported Upstream version 16.04

Change-Id: I77eadcd8538a9122e4773cbe55b24033dc451757
Signed-off-by: C.J. Collier <cjcollier@linuxfoundation.org>

6 files changed, 483 insertions, 0 deletions

diff --git a/mk/toolchain/clang/rte.toolchain-compat.mk b/mk/toolchain/clang/rte.toolchain-compat.mk
new file mode 100644
index 00000000..f995b0b0
--- /dev/null
+++ b/mk/toolchain/clang/rte.toolchain-compat.mk
@@ -0,0 +1,43 @@
+#   BSD LICENSE
+#
+#   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+#   All rights reserved.
+#
+#   Redistribution and use in source and binary forms, with or without
+#   modification, are permitted provided that the following conditions
+#   are met:
+#
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in
+#       the documentation and/or other materials provided with the
+#       distribution.
+#     * Neither the name of Intel Corporation nor the names of its
+#       contributors may be used to endorse or promote products derived
+#       from this software without specific prior written permission.
+#
+#   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+#   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+#   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+#   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+#   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+#   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+#   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+#   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+#   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+#   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+#   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#
+# CPUID-related options
+#
+# This was added to support compiler versions which might not support all the
+# flags we need
+#
+
+# find out CLANG version
+
+CLANG_MAJOR_VERSION = $(shell $(CC) -dumpversion | cut -f1 -d.)
+
+CLANG_MINOR_VERSION = $(shell $(CC) -dumpversion | cut -f2 -d.)
diff --git a/mk/toolchain/clang/rte.vars.mk b/mk/toolchain/clang/rte.vars.mk
new file mode 100644
index 00000000..7749b991
--- /dev/null
+++ b/mk/toolchain/clang/rte.vars.mk
@@ -0,0 +1,83 @@
+#   BSD LICENSE
+#
+#   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+#   All rights reserved.
+#
+#   Redistribution and use in source and binary forms, with or without
+#   modification, are permitted provided that the following conditions
+#   are met:
+#
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in
+#       the documentation and/or other materials provided with the
+#       distribution.
+#     * Neither the name of Intel Corporation nor the names of its
+#       contributors may be used to endorse or promote products derived
+#       from this software without specific prior written permission.
+#
+#   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+#   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+#   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+#   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+#   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+#   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+#   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+#   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+#   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+#   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+#   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#
+# toolchain:
+#
+#   - define CC, LD, AR, AS, ... (overriden by cmdline value)
+#   - define TOOLCHAIN_CFLAGS variable (overriden by cmdline value)
+#   - define TOOLCHAIN_LDFLAGS variable (overriden by cmdline value)
+#   - define TOOLCHAIN_ASFLAGS variable (overriden by cmdline value)
+#
+
+CC        = $(CROSS)clang
+KERNELCC  = $(CROSS)gcc
+CPP       = $(CROSS)cpp
+# for now, we don't use as but nasm.
+# AS      = $(CROSS)as
+AS        = nasm
+AR        = $(CROSS)ar
+LD        = $(CROSS)ld
+OBJCOPY   = $(CROSS)objcopy
+OBJDUMP   = $(CROSS)objdump
+STRIP     = $(CROSS)strip
+READELF   = $(CROSS)readelf
+GCOV      = $(CROSS)gcov
+
+ifeq ("$(origin CC)", "command line")
+HOSTCC    = $(CC)
+else
+HOSTCC    = clang
+endif
+HOSTAS    = as
+
+TOOLCHAIN_ASFLAGS =
+TOOLCHAIN_CFLAGS =
+TOOLCHAIN_LDFLAGS =
+
+WERROR_FLAGS := -W -Wall -Wstrict-prototypes -Wmissing-prototypes
+WERROR_FLAGS += -Wmissing-declarations -Wold-style-definition -Wpointer-arith
+WERROR_FLAGS += -Wnested-externs -Wcast-qual
+WERROR_FLAGS += -Wformat-nonliteral -Wformat-security
+WERROR_FLAGS += -Wundef -Wwrite-strings
+
+ifeq ($(RTE_DEVEL_BUILD),y)
+WERROR_FLAGS += -Werror
+endif
+
+# process cpu flags
+include $(RTE_SDK)/mk/toolchain/$(RTE_TOOLCHAIN)/rte.toolchain-compat.mk
+
+# workaround clang bug with warning "missing field initializer" for "= {0}"
+WERROR_FLAGS += -Wno-missing-field-initializers
+
+export CC AS AR LD OBJCOPY OBJDUMP STRIP READELF
+export TOOLCHAIN_CFLAGS TOOLCHAIN_LDFLAGS TOOLCHAIN_ASFLAGS
diff --git a/mk/toolchain/gcc/rte.toolchain-compat.mk b/mk/toolchain/gcc/rte.toolchain-compat.mk
new file mode 100644
index 00000000..6eed20cc
--- /dev/null
+++ b/mk/toolchain/gcc/rte.toolchain-compat.mk
@@ -0,0 +1,92 @@
+#   BSD LICENSE
+#
+#   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+#   All rights reserved.
+#
+#   Redistribution and use in source and binary forms, with or without
+#   modification, are permitted provided that the following conditions
+#   are met:
+#
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in
+#       the documentation and/or other materials provided with the
+#       distribution.
+#     * Neither the name of Intel Corporation nor the names of its
+#       contributors may be used to endorse or promote products derived
+#       from this software without specific prior written permission.
+#
+#   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+#   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+#   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+#   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+#   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+#   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+#   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+#   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+#   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+#   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+#   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#
+# CPUID-related options
+#
+# This was added to support compiler versions which might not support all the
+# flags we need
+#
+
+#find out GCC version
+
+GCC_MAJOR = $(shell echo __GNUC__ | $(CC) -E -x c - | tail -n 1)
+GCC_MINOR = $(shell echo __GNUC_MINOR__ | $(CC) -E -x c - | tail -n 1)
+GCC_VERSION = $(GCC_MAJOR)$(GCC_MINOR)
+
+# if GCC is older than 4.x
+ifeq ($(shell test $(GCC_VERSION) -lt 40 && echo 1), 1)
+	MACHINE_CFLAGS =
+$(warning You are using GCC < 4.x. This is neither supported, nor tested.)
+
+
+else
+# GCC graceful degradation
+# GCC 4.2.x - added support for generic target
+# GCC 4.3.x - added support for core2, ssse3, sse4.1, sse4.2
+# GCC 4.4.x - added support for avx, aes, pclmul
+# GCC 4.5.x - added support for atom
+# GCC 4.6.x - added support for corei7, corei7-avx
+# GCC 4.7.x - added support for fsgsbase, rdrnd, f16c, core-avx-i, core-avx2
+# GCC 4.9.x - added support for armv8-a+crc
+#
+	ifeq ($(shell test $(GCC_VERSION) -le 49 && echo 1), 1)
+		MACHINE_CFLAGS := $(patsubst -march=armv8-a+crc,-march=armv8-a+crc -D__ARM_FEATURE_CRC32=1,$(MACHINE_CFLAGS))
+	endif
+	ifeq ($(shell test $(GCC_VERSION) -le 47 && echo 1), 1)
+		MACHINE_CFLAGS := $(patsubst -march=core-avx-i,-march=corei7-avx,$(MACHINE_CFLAGS))
+		MACHINE_CFLAGS := $(patsubst -march=core-avx2,-march=core-avx2,$(MACHINE_CFLAGS))
+	endif
+	ifeq ($(shell test $(GCC_VERSION) -lt 46 && echo 1), 1)
+		MACHINE_CFLAGS := $(patsubst -march=corei7-avx,-march=core2 -maes -mpclmul -mavx,$(MACHINE_CFLAGS))
+		MACHINE_CFLAGS := $(patsubst -march=corei7,-march=core2 -maes -mpclmul,$(MACHINE_CFLAGS))
+	endif
+	ifeq ($(shell test $(GCC_VERSION) -lt 45 && echo 1), 1)
+		MACHINE_CFLAGS := $(patsubst -march=atom,-march=core2 -mssse3,$(MACHINE_CFLAGS))
+	endif
+	ifeq ($(shell test $(GCC_VERSION) -lt 44 && echo 1), 1)
+		MACHINE_CFLAGS := $(filter-out -mavx -mpclmul -maes,$(MACHINE_CFLAGS))
+		ifneq ($(findstring SSE4_2, $(CPUFLAGS)),)
+			MACHINE_CFLAGS += -msse4.2
+		endif
+		ifneq ($(findstring SSE4_1, $(CPUFLAGS)),)
+			MACHINE_CFLAGS += -msse4.1
+		endif
+	endif
+	ifeq ($(shell test $(GCC_VERSION) -lt 43 && echo 1), 1)
+		MACHINE_CFLAGS := $(filter-out -msse% -mssse%,$(MACHINE_CFLAGS))
+		MACHINE_CFLAGS := $(patsubst -march=core2,-march=generic,$(MACHINE_CFLAGS))
+		MACHINE_CFLAGS += -msse3
+	endif
+	ifeq ($(shell test $(GCC_VERSION) -lt 42 && echo 1), 1)
+		MACHINE_CFLAGS := $(filter-out -march% -mtune% -msse%,$(MACHINE_CFLAGS))
+	endif
+endif
diff --git a/mk/toolchain/gcc/rte.vars.mk b/mk/toolchain/gcc/rte.vars.mk
new file mode 100644
index 00000000..ff70f3d9
--- /dev/null
+++ b/mk/toolchain/gcc/rte.vars.mk
@@ -0,0 +1,103 @@
+#   BSD LICENSE
+#
+#   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+#   All rights reserved.
+#
+#   Redistribution and use in source and binary forms, with or without
+#   modification, are permitted provided that the following conditions
+#   are met:
+#
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in
+#       the documentation and/or other materials provided with the
+#       distribution.
+#     * Neither the name of Intel Corporation nor the names of its
+#       contributors may be used to endorse or promote products derived
+#       from this software without specific prior written permission.
+#
+#   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+#   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+#   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+#   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+#   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+#   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+#   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+#   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+#   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+#   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+#   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#
+# toolchain:
+#
+#   - define CC, LD, AR, AS, ... (overriden by cmdline value)
+#   - define TOOLCHAIN_CFLAGS variable (overriden by cmdline value)
+#   - define TOOLCHAIN_LDFLAGS variable (overriden by cmdline value)
+#   - define TOOLCHAIN_ASFLAGS variable (overriden by cmdline value)
+#
+
+CC        = $(CROSS)gcc
+KERNELCC  = $(CROSS)gcc
+CPP       = $(CROSS)cpp
+# for now, we don't use as but nasm.
+# AS      = $(CROSS)as
+AS        = nasm
+AR        = $(CROSS)ar
+LD        = $(CROSS)ld
+OBJCOPY   = $(CROSS)objcopy
+OBJDUMP   = $(CROSS)objdump
+STRIP     = $(CROSS)strip
+READELF   = $(CROSS)readelf
+GCOV      = $(CROSS)gcov
+
+ifeq ("$(origin CC)", "command line")
+HOSTCC    = $(CC)
+else
+HOSTCC    = gcc
+endif
+HOSTAS    = as
+
+TOOLCHAIN_ASFLAGS =
+TOOLCHAIN_CFLAGS =
+TOOLCHAIN_LDFLAGS =
+
+ifeq ($(CONFIG_RTE_LIBRTE_GCOV),y)
+TOOLCHAIN_CFLAGS += --coverage
+TOOLCHAIN_LDFLAGS += --coverage
+ifeq (,$(findstring -O0,$(EXTRA_CFLAGS)))
+  $(warning "EXTRA_CFLAGS doesn't contains -O0, coverage will be inaccurate with optimizations enabled")
+endif
+endif
+
+WERROR_FLAGS := -W -Wall -Wstrict-prototypes -Wmissing-prototypes
+WERROR_FLAGS += -Wmissing-declarations -Wold-style-definition -Wpointer-arith
+WERROR_FLAGS += -Wcast-align -Wnested-externs -Wcast-qual
+WERROR_FLAGS += -Wformat-nonliteral -Wformat-security
+WERROR_FLAGS += -Wundef -Wwrite-strings
+
+ifeq ($(RTE_DEVEL_BUILD),y)
+WERROR_FLAGS += -Werror
+endif
+
+# There are many issues reported for ARMv7 architecture
+# which are not necessarily fatal. Report as warnings.
+ifeq ($(CONFIG_RTE_ARCH_ARMv7),y)
+WERROR_FLAGS += -Wno-error=cast-align
+endif
+
+# process cpu flags
+include $(RTE_SDK)/mk/toolchain/$(RTE_TOOLCHAIN)/rte.toolchain-compat.mk
+
+# workaround GCC bug with warning "missing initializer" for "= {0}"
+ifeq ($(shell test $(GCC_VERSION) -lt 47 && echo 1), 1)
+WERROR_FLAGS += -Wno-missing-field-initializers
+endif
+# workaround GCC bug with warning "may be used uninitialized"
+ifeq ($(shell test $(GCC_VERSION) -lt 47 && echo 1), 1)
+WERROR_FLAGS += -Wno-uninitialized
+endif
+
+export CC AS AR LD OBJCOPY OBJDUMP STRIP READELF
+export TOOLCHAIN_CFLAGS TOOLCHAIN_LDFLAGS TOOLCHAIN_ASFLAGS
diff --git a/mk/toolchain/icc/rte.toolchain-compat.mk b/mk/toolchain/icc/rte.toolchain-compat.mk
new file mode 100644
index 00000000..41344668
--- /dev/null
+++ b/mk/toolchain/icc/rte.toolchain-compat.mk
@@ -0,0 +1,75 @@
+#   BSD LICENSE
+#
+#   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+#   All rights reserved.
+#
+#   Redistribution and use in source and binary forms, with or without
+#   modification, are permitted provided that the following conditions
+#   are met:
+#
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in
+#       the documentation and/or other materials provided with the
+#       distribution.
+#     * Neither the name of Intel Corporation nor the names of its
+#       contributors may be used to endorse or promote products derived
+#       from this software without specific prior written permission.
+#
+#   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+#   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+#   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+#   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+#   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+#   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+#   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+#   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+#   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+#   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+#   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#
+# CPUID-related options
+#
+# This was added to support compiler versions which might not support all the
+# flags we need
+#
+
+# find out ICC version
+
+ICC_MAJOR_VERSION = $(shell icc -dumpversion | cut -f1 -d.)
+
+ifeq ($(shell test $(ICC_MAJOR_VERSION) -lt 12 && echo 1), 1)
+	MACHINE_CFLAGS = -xSSE3
+$(warning You are not using ICC 12.x or higher. This is neither supported, nor tested.)
+
+else
+# proceed to adjust compiler flags
+
+	ICC_MINOR_VERSION = $(shell icc -dumpversion | cut -f2 -d.)
+
+# replace GCC flags with ICC flags
+	# if icc version >= 12
+	ifeq ($(shell test $(ICC_MAJOR_VERSION) -ge 12 && echo 1), 1)
+		# Atom
+		MACHINE_CFLAGS := $(patsubst -march=atom,-xSSSE3_ATOM -march=atom,$(MACHINE_CFLAGS))
+		# nehalem/westmere
+		MACHINE_CFLAGS := $(patsubst -march=corei7,-xSSE4.2 -march=corei7,$(MACHINE_CFLAGS))
+		# sandy bridge
+		MACHINE_CFLAGS := $(patsubst -march=corei7-avx,-xAVX,$(MACHINE_CFLAGS))
+		# ivy bridge
+		MACHINE_CFLAGS := $(patsubst -march=core-avx-i,-xCORE-AVX-I,$(MACHINE_CFLAGS))
+		# hsw
+		MACHINE_CFLAGS := $(patsubst -march=core-avx2,-xCORE-AVX2,$(MACHINE_CFLAGS))
+		# remove westmere flags
+		MACHINE_CFLAGS := $(filter-out -mpclmul -maes,$(MACHINE_CFLAGS))
+	endif
+	# if icc version == 12.0
+	ifeq ($(shell test $(ICC_MAJOR_VERSION) -eq 12 && test $(ICC_MINOR_VERSION) -eq 0 && echo 1), 1)
+		# Atom
+		MACHINE_CFLAGS := $(patsubst -xSSSE3_ATOM,-xSSE3_ATOM,$(MACHINE_CFLAGS))
+		# remove march options
+		MACHINE_CFLAGS := $(patsubst -march=%,-xSSE3,$(MACHINE_CFLAGS))
+	endif
+endif
diff --git a/mk/toolchain/icc/rte.vars.mk b/mk/toolchain/icc/rte.vars.mk
new file mode 100644
index 00000000..ba69f1f8
--- /dev/null
+++ b/mk/toolchain/icc/rte.vars.mk
@@ -0,0 +1,87 @@
+#   BSD LICENSE
+#
+#   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+#   All rights reserved.
+#
+#   Redistribution and use in source and binary forms, with or without
+#   modification, are permitted provided that the following conditions
+#   are met:
+#
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in
+#       the documentation and/or other materials provided with the
+#       distribution.
+#     * Neither the name of Intel Corporation nor the names of its
+#       contributors may be used to endorse or promote products derived
+#       from this software without specific prior written permission.
+#
+#   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+#   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+#   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+#   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+#   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+#   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+#   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+#   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+#   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+#   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+#   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#
+# toolchain:
+#
+#   - define CC, LD, AR, AS, ... (overriden by cmdline value)
+#   - define TOOLCHAIN_CFLAGS variable (overriden by cmdline value)
+#   - define TOOLCHAIN_LDFLAGS variable (overriden by cmdline value)
+#   - define TOOLCHAIN_ASFLAGS variable (overriden by cmdline value)
+#
+
+# Warning: we do not use CROSS environment variable as icc is mainly a
+# x86->x86 compiler
+
+CC        = icc
+KERNELCC  = gcc
+CPP       = cpp
+AS        = nasm
+AR        = ar
+LD        = ld
+OBJCOPY   = objcopy
+OBJDUMP   = objdump
+STRIP     = strip
+READELF   = readelf
+
+ifeq ($(KERNELRELEASE),)
+HOSTCC    = icc
+else
+HOSTCC    = gcc
+endif
+HOSTAS    = as
+
+TOOLCHAIN_CFLAGS =
+TOOLCHAIN_LDFLAGS =
+TOOLCHAIN_ASFLAGS =
+
+# Turn off some ICC warnings -
+#   Remark #271   : trailing comma is nonstandard
+#   Warning #1478 : function "<func_name>" (declared at line N of "<filename>")
+#   error #13368: loop was not vectorized with "vector always assert"
+#   error #15527: loop was not vectorized: function call to fprintf cannot be vectorize
+#                   was declared "deprecated"
+WERROR_FLAGS := -Wall -w2 -diag-disable 271 -diag-warning 1478
+WERROR_FLAGS += -diag-disable 13368 -diag-disable 15527
+
+ifeq ($(RTE_DEVEL_BUILD),y)
+WERROR_FLAGS += -Werror-all
+endif
+
+# process cpu flags
+include $(RTE_SDK)/mk/toolchain/$(RTE_TOOLCHAIN)/rte.toolchain-compat.mk
+# disable max-inline params boundaries for ICC compiler for version 15 and greater
+ifeq ($(shell test $(ICC_MAJOR_VERSION) -ge 14 && echo 1), 1)
+	TOOLCHAIN_CFLAGS += -no-inline-max-size -no-inline-max-total-size
+endif
+
+export CC AS AR LD OBJCOPY OBJDUMP STRIP READELF
+export TOOLCHAIN_CFLAGS TOOLCHAIN_LDFLAGS TOOLCHAIN_ASFLAGS